// Emacs style mode select	 -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
// $Log:$
//
// DESCRIPTION:
//		Random number LUT.
//
//-----------------------------------------------------------------------------

static const char rcsid[] = "$Id: m_random.c,v 1.1 1997/02/03 22:45:11 b1 Exp $";


//
// M_Random
// Returns a 0-255 number
//
unsigned char rndtable[256] = {
    0,	 8, 109, 220, 222, 241, 149, 107,  75, 248, 254, 140,  16,	66 ,
    74,	 21, 211,  47,	80, 242, 154,  27, 205, 128, 161,  89,	77,	 36 ,
    95, 110,  85,  48, 212, 140, 211, 249,	22,	 79, 200,  50,	28, 188 ,
    52, 140, 202, 120,	68, 145,  62,  70, 184, 190,  91, 197, 152, 224 ,
    149, 104,  25, 178, 252, 182, 202, 182, 141, 197,	4,	81, 181, 242 ,
    145,  42,  39, 227, 156, 198, 225, 193, 219,  93, 122, 175, 249,   0 ,
    175, 143,  70, 239,	 46, 246, 163,	53, 163, 109, 168, 135,	  2, 235 ,
    25,	 92,  20, 145, 138,	 77,  69, 166,	78, 176, 173, 212, 166, 113 ,
    94, 161,  41,  50, 239,	 49, 111, 164,	70,	 60,   2,  37, 171,	 75 ,
    136, 156,  11,	56,	 42, 146, 138, 229,	 73, 146,  77,	61,	 98, 196 ,
    135, 106,  63, 197, 195,  86,  96, 203, 113, 101, 170, 247, 181, 113 ,
    80, 250, 108,	7, 255, 237, 129, 226,	79, 107, 112, 166, 103, 241 ,
    24, 223, 239, 120, 198,	 58,  60,  82, 128,	  3, 184,  66, 143, 224 ,
    145, 224,  81, 206, 163,  45,  63,	90, 168, 114,  59,	33, 159,  95 ,
    28, 139, 123,  98, 125, 196,  15,  70, 194, 253,  54,  14, 109, 226 ,
    71,	 17, 161,  93, 186,	 87, 244, 138,	20,	 52, 123, 251,	26,	 36 ,
    17,	 46,  52, 231, 232,	 76,  31, 221,	84,	 37, 216, 165, 212, 106 ,
    197, 242,  98,	43,	 39, 175, 254, 145, 190,  84, 118, 222, 187, 136 ,
    120, 163, 236, 249
};

int		rndindex = 0;
int		prndindex = 0;

// Which one is deterministic?
int P_Random (void)
{
    prndindex = (prndindex+1)&0xff;
    return rndtable[prndindex];
}

int M_Random (void)
{
    rndindex = (rndindex+1)&0xff;
    return rndtable[rndindex];
}

void M_ClearRandom (void)
{
    rndindex = prndindex = 0;
}




